Physics KSSM

Fenomena interferens berlaku apabila terdapat ______ sumber koheren yang menghasilkan gelombang.

(DLP) Interference phenomena occur when _____ coherent sources produce waves respectively.

• satu / one

• dua / two

• tiga / three

• empat / four

Apakah nama prinsip yang menghuraikan fenomena interferens gelombang?

(DLP) What Physics principle that describes interference phenomena of waves?

Corak yang dipaparkan dalam gambar adalah corak interferens bagi gelombang ?

(DLP) Pattern shown in the picture is interference pattern of which waves?

• air / water

• cahaya / light

• bunyi / sound

Situasi dalam gambar menunjukkan interens ............ ?

(DLP) Situation in the picture shows which type of interference?

Formula di atas adalah formula interferens. Simbol a mewakili apa?

(DLP) Formula above is the interference formula. The symbol a in the formula represents what quantity?

• panjang gelombang / wavelength

• Jarak antara dua sumber gelombang / Distance between the two wave sources

• Distance between two successive antinodal lines / Jarak antara dua garisan antinod berturutan

• Jarak antara sumber gelombang dan kedudukan x diukur / Distance between the wave source and the position where x is measured

Sumber gelombang monokromatik bermaksud sumber gelombang yang mempunyai satu ........ ?

(DLP) Monochromatic source is a wave source that has one ......... ?

The latent heat of vaporization is absorbed at

• RS

• PQ

• QR

• ST

An object is placed 15.0 cm in front of a convex lens with a focal length of 10.0 cm. What is the image distance?

• 6 cm

• 25 cm

• 30 cm

• 150 cm

[SPM2016] Two different types of metal blocks, X and Y of the same mass are heated with the same amount of heat. The rate of temperature rise of metal block Y is slower than that of metal block X. Which statement is correct?

• Specific heat capacity of metal block X is smaller than that of metal block Y

• Metal block X stores more heat energy than metal block Y

• The latent heat of metal block X is the same with metal block Y

• The cooling rate of metal block X is slower than that of block Y

Two light sources are said to be coherent if they are ______.

• of the same frequency

• of the same frequency, and maintain a constant phase difference

• of the same amplitude, and maintain a constant phase difference

• of the same frequency and amplitude